Butterfly Nebula - planetary nebula
Butterfly Nebula , is a planetary nebula located in the constellation Monoceros .
Butterfly Nebula is magnitude 12 and is 0.9' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.
- Butterfly Nebula
- planetary nebula
- NGC 2346
* One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.